Features Configuration Bits RAM map SFR map

PIC16F818
CONFIG (address:0x2007, mask:0x3FFF, default:0x3FFF)
WDTE -- Watchdog Timer Enable bit (bitmask:0x0004)
WDTE = OFF | 0x3FFB | WDT disabled.
WDTE = ON | 0x3FFF | WDT enabled.
PWRTE -- Power-up Timer Enable bit (bitmask:0x0008)
PWRTE = ON | 0x3FF7 | PWRT enabled.
PWRTE = OFF | 0x3FFF | PWRT disabled.
FOSC -- Oscillator Selection bits (bitmask:0x0013)
FOSC = LP | 0x3FEC | LP oscillator.
FOSC = XT | 0x3FED | XT oscillator.
FOSC = HS | 0x3FEE | HS oscillator.
FOSC = EC | 0x3FEF | EXTCLK; port I/O function on RA6/OSC2/CLKO pin.
FOSC = INTOSCIO | 0x3FFC | INTRC oscillator; port I/O function on both RA6/OSC2/CLKO pin and RA7/OSC1/CLKI pin.
FOSC = INTOSCCLK | 0x3FFD | INTRC oscillator; CLKO function on RA6/OSC2/CLKO pin and port I/O function on RA7/OSC1/CLKI pin.
FOSC = EXTRCIO | 0x3FFE | EXTRC oscillator; port I/O function on RA6/OSC2/CLKO pin.
FOSC = EXTRCCLK | 0x3FFF | EXTRC oscillator; CLKO function on RA6/OSC2/CLKO pin.
MCLRE -- RA5/MCLR/VPP Pin Function Select bit (bitmask:0x0020)
MCLRE = OFF | 0x3FDF | RA5/MCLR/VPP pin function is digital I/O, MCLR internally tied to VDD.
MCLRE = ON | 0x3FFF | RA5/MCLR/VPP pin function is MCLR.
BOREN -- Brown-out Reset Enable bit (bitmask:0x0040)
BOREN = OFF | 0x3FBF | BOR disabled.
BOREN = ON | 0x3FFF | BOR enabled.
LVP -- Low-Voltage Programming Enable bit (bitmask:0x0080)
LVP = OFF | 0x3F7F | RB3/PGM pin has digital I/O function, HV on MCLR must be used for programming.
LVP = ON | 0x3FFF | RB3/PGM pin has PGM function, Low-Voltage Programming enabled.
CPD -- Data EE Memory Code Protection bit (bitmask:0x0100)
CPD = ON | 0x3EFF | Data EE memory locations code-protected.
CPD = OFF | 0x3FFF | Code protection off.
WRT -- Flash Program Memory Write Enable bits (bitmask:0x0600)
WRT = 1024 | 0x3BFF | 0000h to 03FFh write-protected.
WRT = 512 | 0x3DFF | 0000h to 01FFh write-protected, 0200h to 03FFh may be modified by EECON control.
WRT = OFF | 0x3FFF | Write protection off.
DEBUG -- In-Circuit Debugger Mode bit (bitmask:0x0800)
DEBUG = ON | 0x37FF | In-Circuit Debugger enabled, RB6 and RB7 are dedicated to the debugger.
DEBUG = OFF | 0x3FFF | In-Circuit Debugger disabled, RB6 and RB7 are general purpose I/O pins.
CCPMX -- CCP1 Pin Selection bit (bitmask:0x1000)
CCPMX = RB3 | 0x2FFF | CCP1 function on RB3.
CCPMX = RB2 | 0x3FFF | CCP1 function on RB2.
CP -- Flash Program Memory Code Protection bit (bitmask:0x2000)
CP = ON | 0x1FFF | All memory locations code-protected.
CP = OFF | 0x3FFF | Code protection off.

This page generated automatically by the device-help.pl program (2022-01-30 15:56:09 UTC) from the 8bit_device.info file (rev: 1.44) of mpasmx and from the gputils source package (rev: svn Unversioned directory). The mpasmx is included in the MPLAB X.